Barber Practice Test: State Board Shaving Questions and Answers Graded A+

Barber Practice Test: State Board Shaving Questions and Answers Graded A+ Hydrogen Peroxide is a type of: a. disinfectant b. physical agent c. sterilizer d. antiseptic - ANS- d. antiseptic For the optimal level of disinfection, the best choice would be: a. 50 to 60% isopropyl alcohol b. detergent c. a hospital-level disinfectant d. an antispetic - ANS- c. a hospital-level disinfectant The group of disinfectants that are toxic and caustic and cause rubber and plastic materials to soften is: a. quats b. antiseptics c. 60% isopropyl alcohol d. phenols - ANS- d. phenols When salt is dissolved in water, the salt is the: a. solvent b. solute c. solution d. strength - ANS- b. solute Before you disinfect a brush, comb, shears, or other tool, you should: a. rinse it with water b. wash it with soap and hot water c. wipe it with a clean cloth towel d. wipe it with a fresh paper towel - ANS- b. wash it with soap and hot water Towels and other linens should be sanitized after use by: a. washing in hot water and weak quat solution b. washing in hot water and detergent and bleach c. complete immersion in an EPA-registered disinfectant d. complete immersion in Lysol solution - ANS- b. washing in hot water with detergent and bleach A Material Safety Data Sheet contains: a. product prices b. warranty information c. a list of product suppliers d. ingredients, hazards, and other product information - ANS- d. ingredient, hazards, and other product information In a work environment where toxic substances are used, the employer must post a notice of specific workers rights, which is called: a. a Right-to-Know notice b. MSDS c. Universal Precautions d. Hazard Communication Rul - ANS- a. a Right-to-Know notice The process of destroying all living organisms on an object or surface is: a. disinfection b. sanitation c. decontamination d. sterilization - ANS- d. sterilization The sanitizing agents used most often in barbershops are: a. chemical disinfectants b. autoclaves c. antiseptics d. electric sanitizers - ANS- a. chemical disinfectants To prepare 1:1000 quat solution, mix a gallon of water with: a. 1 ounce of quat solute b. 2 ounces of quat solute c. 1/2 ounce of quat solute d. 1/4 ounce of quat solute - ANS- d. 1/4 ouce of quat solute Inorganic substances include: a. pesticides b. coal c. plastics d. minerals - ANS- d. minerals Chemical combinations of two or more atoms of different elements are: a. elemental molecules b. compound molecules c. physical mixtures d. compound atoms - ANS- b. compound molecules Physical properties: a. are determined with a chemical reaction b. involve a chemical change in a substance's identity c. include melting and boiling points d. include the change of iron to rust - ANS- c. include melting and boiling points Permanent haircolor creates a: a. chemical change b. physical change c. elemental change d. compound change - ANS- a. chemical change Hard water can be softened by distillation or by the use of: a. sodium carbonate b. sodium chloride c. magnesium salts d. calcium salts - ANS- a. sodium carbonate Only aqueous (water) solutions have: a. hydrogen b. pH c. oxygen d. surfactants - ANS- b. pH Compared to skin and hair, water is: a. the same pH b. 10 times more acidic c. 100 times more acidic d. 100 times more alkaline - ANS- d. 100 times more alkaline Solutions with a pH below 7.0: a. contract and harden the hair b. taste bitter c. feel slippery d. turn litmus paper from red to blue - ANS- a. contract and harden the hair Solutions with a pH above 7.0: a. tighten the skin b. soften and swell the hair c. turn litmus paper from blue to red d. taste sour - ANS- b. soften and swell the hair